Home / 1,232.31-1,847.85-452.16

Finding the Fourth Proportional to 1,232.31, 1,847.85 and 452.16

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Solution

The fourth proportional to 1,232.31, 1,847.85 and 452.16 is: 678.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.31 : 1,847.85 = 452.16 : x
  2. Step 2: Convert to fraction form
    1,232.31/1,847.85 = 452.16/x
  3. Step 3: Cross multiply
    1,232.31x = 1,847.85 × 452.16
  4. Step 4: Simplify right side
    1,232.31x = 835,523.86
  5. Step 5: Solve for x
    x = 835,523.86/1,232.31
  6. Step 6: Final answer
    x = 678.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.